《Table 5 The yearly distribution of life patterns》

《Table 5 The yearly distribution of life patterns》   提示:宽带有限、当前游客访问压缩模式
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《An empirical study on classification of patent life patterns》


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The patent life pattern of the 3 811 patents in the field of wireless charging is determined by RSD/P classification method,and the results are shown in Table 4.Among the samples,the standard Stype patents accounted for the highest proportion of 45.03%and the sleeping beauty patents accounted for the least amount of 13.36%,while the epiphyllum and smooth patents accounted for about 20%.The proportions of only nonstationary patents,i.e.three types ratio,were examined in Table 4,and standard Stype was found to be still accounted for the highest proportion of 56.28%,while sleeping beauty patents accounted for the least proportion of 16.69%.